Finding the Fourth Proportional to 1,849,461.63, 2,774,192.46 and 519,765.63
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Solution
The fourth proportional to 1,849,461.63, 2,774,192.46 and 519,765.63 is: 779,648.45
Step by Step Solution
- Step 1: Write the proportion equation
1,849,461.63 : 2,774,192.46 = 519,765.63 : x - Step 2: Convert to fraction form
1,849,461.63/2,774,192.46 = 519,765.63/x - Step 3: Cross multiply
1,849,461.63x = 2,774,192.46 × 519,765.63 - Step 4: Simplify right side
1,849,461.63x = 1,441,929,891,713.15 - Step 5: Solve for x
x = 1,441,929,891,713.15/1,849,461.63 - Step 6: Final answer
x = 779,648.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.